Avehicle has a crimped fuel return line. what effect will this have on 5-gas analyzer gas readings?

a. co decreases
b. nox stays the same
c. o2 increase
d. hc decreases

Assuming compressible flow of air and that the measurements are done at flagstaff a pitot static tube that gives the difference of total and static pressure measures 0.35 m of mercury. what is the velocity of air? assume the temperature to be 300k. (submit your excel or matlab calculation sheet)

In general, how do thermosetting plastics compare to thermoplastics in mechanical and physical properties?

Estimate the change in specific internal energy au and specific enthalpy h from inlet to outlet for ethylene glycol (a liquid) flowing through each of the following devices: (a) a heat exchanger where the glycol temperature increases from 20 °c to 80 °c; (b) a pump operating at about 25 °c and increasing the glycol pressure from 100 kpa to 8 mpa.